internal async Task <ExampleMediaFrameReader> CreateFrameReaderAsync_Impl()
{
MediaFrameReader faceDetectionFrameReader = null;
if (InitializationSettings.FaceDetectionAffinity == ExampleMediaCaptureFaceDetectionAffinity.FrameReader)
{
faceDetectionFrameReader = await PreviewMediaCapture.CreateFrameReaderAsync(PreviewMediaCapture.FrameSources[ExclusiveRgbSourceInfo.Id]);
}
var frameReader = new ExampleMediaFrameReader(
new Dictionary <MediaFrameSourceKind, MediaFrameReader> {
#if USE_INFRARED
{ MediaFrameSourceKind.Infrared, await ExclusiveMediaCapture.CreateFrameReaderAsync(FrameSources[ExclusiveIrSourceInfo.Id]) },
#else
{ MediaFrameSourceKind.Infrared, await PreviewMediaCapture.CreateFrameReaderAsync(PreviewMediaCapture.FrameSources[ExclusiveRgbSourceInfo.Id]) },
#endif
{ MediaFrameSourceKind.Color, await PreviewMediaCapture.CreateFrameReaderAsync(PreviewMediaCapture.FrameSources[ExclusiveRgbSourceInfo.Id]) },
},
faceDetectionFrameReader,
PreviewFaceDetectionEffect,
InitializationSettings.FrameCorrelationTimeSpan);
frameReader.FaceDetected += FrameReader_FaceDetected;
return(frameReader);
}
private async Task EnablePreviewFaceDetectionAsync(FaceDetectionMode faceDetectionMode)
{
PreviewFaceDetectionEffect = await PreviewMediaCapture.AddVideoEffectAsync(new FaceDetectionEffectDefinition()
{
DetectionMode = faceDetectionMode,
SynchronousDetectionEnabled = false,
}, ExclusiveRgbSourceInfo.MediaStreamType) as FaceDetectionEffect;
PreviewFaceDetectionEffect.FaceDetected += PreviewFaceDetectionEffect_FaceDetected;
}
internal async Task StopPreviewAsync_Impl()
{
await PreviewMediaCapture.StopPreviewAsync();
}